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Visualize op amp noise

Picking a low-noise op amp is easier than ever, yet somehow harder also. How can this be? Harder – Because there are so many devices to choose from and the noise data is not always presented in the same way. Easier - Because some very clever engineers have developed some really nice visualization t...

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A Short History of the O'Reilly Animals

In the mid-1980s, O’Reilly (aka O’Reilly...

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Extreme Code Density: Energy Savings and Methods

Low-power processors are the rage, becoming more critical as more products go wireless or battery-powered. But what's really needed isn't just an energy-efficient CPU, but rather a low-energy processo...

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Wireless sensor network challenges and solutions

While both low-power sensors and wireless networking are now ubiquitous, there are still relatively few examples on the market of low-power wireless sensor networks. This is not for lack of interest –...

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Unleashing Engineering Creativity: Nine Screens

Look to the future, look to the past, look up to a higher system level, and look down to a lower system level – these are all part of the Nine Screens approach.  Nine Screens can trigger our creativit...

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The Secrets to Becoming a Great Programmer

During the darkest hours of the design process when deadlines have passed, bugs are running rampant and the light at the end of tunnel is a dimly lit memory, the search for great programmers begins. T...

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15 Ways to Spot a Future Engineer

Are some people natural born engineers? Does engineering ability run in the family, like artistic or musical talent?Engineering is hot right now, and continues to top the list of highest-paying colleg...

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New approaches to switched-mode audio power amplifiers (Part 2)

Principles of Predictive Energy Balancing Predictive Energy Balancing, (PEB), allows immediate, direct feedback in a switched-mode power converter by effectively removing the filter pole from the feed...

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Slideshow: A journey into the world of Bob Pease

Recently I had the pleasure of visiting the Texas Instruments facility lab and offices in Santa Clara, CA that Bob Pease roamed while at National Semiconductor. Alan Martin, applications engineer and...

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Three things they should have taught in Engineering 101, Part 3: Learn .

Note: The following is adapted from the book "Electrical Engineering 101, Third Edition" by Darren Ashby (Newnes).[Part one explains how, by understanding unit math, you can solve nearly any problem....

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10 software tips for hardware engineers

Embedded system design often requires not only an understanding of the hardware but also of how the software affects and interacts with it. Designing hardware requires a certain engineering paradigm t...

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General Relativity Equation The 11 Most Beautiful Mathematical Equations

Mathematical equations aren't just useful — many are quite beautiful. And many scientists admit they are often fond of particular formulas not just for their function, but for their form, and the simp...

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EDN - Three things they should have taught in Engineering 101, Part 1: Units ...

Note: The following is adapted from the book "Electrical Engineering 101, Third Edition" by Darren Ashby (Newnes).Do you remember your engineering introductory course? At most, I’ll venture that you a...

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Real world variables

Part of what makes embedded systems fun for me is that they normally interact with the physical world. The physical world contains real parameters which we measure using transducers, signal conditioni...

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02techspeak Workweek Creep Is Turning Leisure Into Weisure

U.S. Navy ship finds digital map error the hard way, and fathers misidentified on Pennsylvania birth certificates Social media is just the latest technological assault on our free time, and on o...

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djmartin01 Bang & Olufsen’s Geoff Martin Pursues the Perfect Sound

ART OF NOISE: Bang...

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Walter Cronkite on the Home Office of the 21st Century How Walter Cronkite described the home office of the 21st century

Sal is a tech blogger in Silicon Valley who (sadly) falls into the stereotype associated with nerds. Yes, he's a Star Trek fan. His glasses are thick and his allergies are thicker. Despite all that, h...

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absorptions: The sound of the dialup, pictured

If you ever connected to the Internet before the 2000s, you probably remember that it made a peculiar sound. But despite becoming so familiar, it remained a mystery for most of us. What do these sound...

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02PaperElectronicsSteckl Electronics on Paper

You wake up with a heavy head. Was it the half dozen glasses of champagne last night or are you getting sick? In your bathroom is a little strip of paper that can tell you for sure. You place it on yo...

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Chemistry Look at These 10 GIFs and You Might Actually Learn Something

GIFs are more than just entertaining animated loops; they can actually teach us tons of quick and interesting facts. Think about the old textbooks most of us grew up with in the classroom. Each chapte...

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Figure 1-1 Block Diagram Representation of an ADC Analog to Digital Converter Basics for Embedded Designers

The advances of semiconductor physics are narrowing the chasm that exists between analog and digital circuitry. Although the chasm is shrinking, it is still there. I’m an analog engineer by training....

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Why Programmers Work At Night

A popular saying goes that  programmers  are machines that turn caffeine into  code . And sure enough, ask a random programmer when they do their best work and there’s a high chance they will admit...

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Accelerating embedded design with cloud-enabled development platforms

Whether they are part of a large international design team for a Fortune 500 corporation or an agile, Kickstarter-inspired startup, the designers who create tomorrow’s advanced embedded systems will...

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Where Did I Go Wrong? The System Edition

In my previous blog “Where Did I Go Wrong? Funny Mistakes in Electrical Engineering” I discussed some simple, yet devastating things that led to circuit failures.  In this post, I’m going to touch on...

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Engineers and Programmers, Stop Writing So Much Firmware

A few months back I was reading Doug Schmidt’s blog, on The Growing Importance of Sustaining Software for the DoD, and he made the claim “although software does not wear out, firmware and hardware b...

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ABCs of signal integrity for embedded developers – Part 1: Basic SI rules ...

In the past, designing a board to carry digital signals was a straightforward task that did not require much expertise or effort because of the low frequency of these signals. Many of today’s embedd...

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Dreamlining Boeing and batteries

You've undoubtedly seen the news that various fleets of Boeing's 787 Dreamliner, which recently went into service, have been temporarily grounded while an apparent problem with some of its battery set...

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Did You Know? Historical ‘Facts’ That Are Not True

This is the first in a series of Did You Know? articles that uncover interesting historical, technical, and IEEE-related factoids. Here, we set the record straight on several misperceptions of technic...

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Peel-and-stick solar cells

Researchers at Stanford University claim to have developed the world's first peel-and-stick thin-film solar cells (TFSCs) that don't require any modification of existing processes or materials. The ne...

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CES 2013: The Future of Consumer Electronics

he 2013 CES put on by the Consumer Electronics Association (CEA) will be followed by a partner event, the IEEE International Conference on Consumer Electronics, ICCE, The latter will be two orders of...

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